Match the four components of an ecosystem with appropriate examples of each.

a. producer: volvox, consumer: bacteria, decomposer: fungi, abiotic: water

b. producer: sunlight, consumer: man, decomposer: fungi, abiotic: c2o

c. producer: elodea, consumer: squirrel, decomposer: crayfish, abiotic: phosphates

d. producer: paramecia, consumer: omnivores, decomposers: bacteria, abiotic: water

The correct answer is c. producer: elodea, consumer: squirrel, decomposer: crayfish, abiotic: phosphates.

Elodea-the aquatic autotrophic plant (makes its own food) which does photosynthesis,

Squirrel-animal, heterotrophic organism (consume food which plant produce), Crayfish - feed on animals and plants, either living or decomposing, and detritus, Phosphates-non-living, organic or inorganic molecule.